NORTH SAILS Mumm 30 Quick Reference Tuning Guide
NORTH SAILS Mumm 30 Quick Reference Tuning Guide
NORTH SAILS Mumm 30 Quick Reference Tuning Guide
Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
<strong>NORTH</strong> <strong>SAILS</strong> <strong>Mumm</strong> <strong>30</strong> <strong>Quick</strong> <strong>Reference</strong> <strong>Tuning</strong> <strong>Guide</strong> 2/1/03<br />
BASE SETTINGS<br />
Headstay Pin to Pin Measurement. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12140mm<br />
Rake: Swing Arc – Use centerline halyard pulled down to top of black band – pull forward to mark headstay.<br />
Mark on headstay down to headstay pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1820mm<br />
Cap Shroud Tension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . #35 on RT10 Rod Loos Gauge<br />
D1 Tension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . #10 on PT2 Wire Loos Gauge<br />
D2 Tension — threads below turnbuckle. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . #7 on PT2 Wire Loos Gauge<br />
J Dimension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3315mm<br />
Mast Base (Distance from forward headstay bolt to front of mast) . . . . . . . . . . . . . . . . . . . . . . . . . 3480mm<br />
Pre-Bend . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75mm<br />
SAIL MODELS<br />
Mainsail Light Jib Medium Jib Heavy Jib Masthead <strong>30</strong>g Masthead 40g Fractional 40g Masthead A-Sail <strong>30</strong>g<br />
JBM-03 RMLJ-03 MJ-03 HJ-02 MHL-03 MHH-03 FS-03 MHA-03<br />
QUICK ADJUSTMENTS (full turns)<br />
True Wind Speed Sail Selection Headstay Cap Shrouds D1s D2s<br />
Really light (0-5k) LJ-02 / MHL-02 / MHA-02 -10 -2 -2 Base<br />
Light (5-8k) LJ-02 / MHL-02 -7 -1 -1 Base<br />
Medium (9-15k) MJ-02 / MHL-02 Base Base Base Base<br />
Heavy (16-20k) MJ-02 / MHH-02 +7 +1 +2 Base<br />
Really Heavy (21k+) HJ-02 / MHH-02 +15 +2 +3 +2
<strong>NORTH</strong> <strong>SAILS</strong> <strong>Mumm</strong> <strong>30</strong> <strong>Quick</strong> <strong>Reference</strong> <strong>Tuning</strong> <strong>Guide</strong> Hull Number<br />
Race 1 Race 2 Race 3 Notes<br />
Headstay<br />
Cap Shrouds<br />
D1s<br />
D2s<br />
Addit. Notes
Change language